10 questions
A chemical bond is ___
A force that keep atoms together.
A transfer of an electron from one atom to another atom
A force of attraction between the negative charge of electrons and the positive charge of the nucleus.
An force of attraction exerted by outer shell valance shell electrons.
In ionic bonding ___
Valance electrons are shared between two or more atoms
Valance electrons are free floating causing the compound to be electrically neutral
Metals atoms transfer their valance electrons to nonmetal atoms
Are insoluble and conduct electricity
Aqueous solubility ___
Is the ability of a compound to dissolve in water
Is the ability of a compound to conduct electricity
Is the ability of a compound to be rigid and difficult to break
Calcium Bromide (CaBr2) bond type is _____
An ionic bond
A molecular covalent bond
A network covalent bond
A metallic bond
All are properties of network covalent bonds, except for ___
Does not conduct electricity
Does not dissolve in water
Extremely hard and solid
Made of two or more nonmetals
Made of two or more metals
The type of bond of ethanol (C2H5OH) is ___.
(Ethanol dissolves in water but does not conduct electricity)
Ionic
molecular covalent
network covalent
metallic
All are properties of a metallic compound, except for __
Conducts electrity
Does not dissolve in water
Brittle and easy to break
Made entirely of metal atoms
Which of these substances will dissolve in water. ____ (Make all that apply)
SiO2 (sand)
Sodium Bicarbonate (baking soda)
Gold
Sugar
Which of these substances is durable. ____ (Make all that apply)
SiO2 (sand)
Sodium Bicarbonate (baking soda)
Gold
Sugar
Which of these substances conducts electricity as a solid. ____ (Make all that apply)
SiO2 (sand)
Sodium Bicarbonate (baking soda)
Gold
Sugar